SOT/ACIS shift report 2001-11-25 H857 Start at 2001:329:04:00 GMT = 2001 Nov 24 11:00 pm EST End Nov 25 1:30 am EST ACIS Shanil Virani PLAN ---- Uplink NOV2501B loads and execute CAP #770B to perform ACIS-I CTI measurement. SUMMARY: ---------- Decision at 12:15 AM telecon was to defer uplinking and activating the NOV2501 B command loads until the 11:30 AM EST pass later this morning. The EPHIN P4 channel was above the 1/3 threshold criteria established to uplink and activate the command loads. The 11:30 pass later this morning represents the last opportunity to uplink this particular load. Needless to say, ACIS CTI CAP #770B was NOT run. 1) Detailed Timeline GMT 329:05:31 AOS on DSS-55 329:05:32 Alttiude=137888 km and descending 329:05:33 FP Temp=-119.9 329:05:33 E150 5716 E1300 2.4 P4GM 428.2 P8GM 260.2 P25GM 10.9 P41GM 0.9 329:05:40 EPHIN P4 channel above 1/3 of its trigger value 329:05:42 Decision made to NOT uplink and activate NOV2501B load 329:05:44 E150 3582 E1300 0.9 P4GM 212.7 P8GM 151.8 P25GM 7.5 P41GM 0.5 329:05:58 E150 3605 E1300 1.1 P4GM 232.4 P8GM 166.0 P25GM 6.7 P41GM 0.7 329:06:18 E150 3426 E1300 0.7 P4GM 175.5 P8GM 110.4 P25GM 3.6 P41GM 0.6 312:06:30 End-of-Shift 3) Chandra state at the beginning of the 329:05:30 pass: UTC 2001:329:05:32:04 (Nov25) f_ACE 6.52e+03 F_CRM 0.00e+00 Kp 2.7 R km 137888D OBT 2001:329:05:31:29 CTUVCDU 16539913 OBC s/w NRML FMT2_EPS CPEstat NORM OBT 123053489.98 ONLVCDU 16539904 OBC Errs 0 OBSID 61402 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 124.752 Bus V 29.46 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 35.499 Bus I 35.58 AOFSTAR GUID Roll 86.073 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -2.35 Yaw Rate -0.12 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 4.97 Pitch Rate 0.23 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa 0.19 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -33.10 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 51.13 SA Resolv 121.50 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 17.23 RadMon DISA HRMA power 105.20 SCS 128 INAC -Y SA Amps 18.02 EPHIN Geom SMAL OBA power 126.50 SCS 129 DISA +Y SA Temp 116.58 E150 7365.9 SCS 130 DISA -Y SA Temp 117.68 E300 106.9 Roll Mom. 12.681 SCS 107 DISA E1300 3.9 Pitch Mom. -14.881 UpL Cmd Acc 11805 EPH A-Leak 1.0200 P4GM 456.6 Yaw Mom. -10.304 Cmd Rej A 100 EPH B-Leak 0.4200 P41GM 1.2 4) Chandra state at the end of shift @ 06:30: UTC 2001:329:06:21:05 (Nov25) f_ACE 6.14e+03 F_CRM 0.00e+00 Kp 3.0 R km 137614D OBT 2001:329:06:20:39 CTUVCDU 16551423 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 123056439.17 ONLVCDU 16551408 OBC Errs 0 OBSID 61402 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 124.753 Bus V 29.93 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 35.500 Bus I 25.71 AOFSTAR GUID Roll 86.073 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 0.05 Yaw Rate 0.06 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 7.87 Pitch Rate -0.13 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa 0.21 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -33.13 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 51.05 SA Resolv 121.50 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 12.37 RadMon DISA HRMA power 33.50 SCS 128 INAC -Y SA Amps 13.14 EPHIN Geom LARG OBA power 94.40 SCS 129 DISA +Y SA Temp 116.95 E150 3402.9 SCS 130 DISA -Y SA Temp 117.68 E300 55.5 Roll Mom. 12.769 SCS 107 DISA E1300 0.7 Pitch Mom. -15.013 UpL Cmd Acc 11809 EPH A-Leak 1.0200 P4GM 175.5 Yaw Mom. -10.498 Cmd Rej A 102 EPH B-Leak 0.4080 P41GM 0.4